Purists had best look away now. In November, the sport revealed its intention to have a net-zero carbon footprint by 2030, a move that would require all cars to be 100% advanced sustainable. At the time, the sport's chief technical officer, Pat Symonds said that the move would mean major changes to the power units and also to the fuel used. Speaking at the Motorsport Industry Association's Energy-Efficient Motorsport conference, the Briton revealed that the sport is considering the introduction of two-stroke engines that would run on eco-fuel. 'I'm very keen on it being a two-stroke,” he said, according to MotorSport magazine. 'Much more efficient, great sound from the exhaust and a...
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